Home / 932,609.40-1,398,914.10-917,057.40

Finding the Fourth Proportional to 932,609.40, 1,398,914.10 and 917,057.40

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Solution

The fourth proportional to 932,609.40, 1,398,914.10 and 917,057.40 is: 1,375,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,609.40 : 1,398,914.10 = 917,057.40 : x
  2. Step 2: Convert to fraction form
    932,609.40/1,398,914.10 = 917,057.40/x
  3. Step 3: Cross multiply
    932,609.40x = 1,398,914.10 × 917,057.40
  4. Step 4: Simplify right side
    932,609.40x = 1,282,884,527,369.34
  5. Step 5: Solve for x
    x = 1,282,884,527,369.34/932,609.40
  6. Step 6: Final answer
    x = 1,375,586.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.